1. If you sit near _____ front of the bus, you’ll have _____ better view of the rapidly changing city.
A. /; the B. /; a C. the; a D. the; the
2. The number of foreign students attending Chinese universities _____ rising steadily since 1997.
A. is B. are C. has been D. have been
3. _____ the Internet is of great help, I don’t think it’s a good idea to spend too much time on it.
A. If B. While C. Because D. As
